7
dull
5
drab
2
dreary
2
dullness
1
unintelligent
1
dumb
1
matte
0
matt
0
blah(adjective, dull)
0
bland
0
cloudy
0
deep
0
dense
0
dim
0
dismal
0
dulled
0
dulness
0
flat
0
flatness
0
glassy
<12>
11 years ago|502 views|share |citing 
APASmart Define. (2015). scintillating thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/scintillating/thesaurus/antonyms
ChicagoSmart Define. 2015. "scintillating thesaurus" https://smartdefine.org/scintillating/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, scintillating thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/scintillating/thesaurus/antonyms>.
MLASmart Define. "scintillating thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/scintillating/thesaurus/antonyms>